Expanding gate valve-specific API 6A seals Singapore include wedge-style seat and gate packings engineered for positive sealing in both open and closed positions. With anti-extrusion backup rings, they handle thermal expansion without loss of integrity. Ideal for Singapore-supported Christmas tree assemblies, these seals ensure tight shut-off and long-term reliability in critical flow... https://globalsealstech.com/product-category/oil-gas-seals/api-6a-gate-valve-seals/